97 lines
4.5 KiB
LLVM
97 lines
4.5 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=hawaii -verify-machineinstrs < %s | FileCheck -check-prefix=CI -check-prefix=COMMON %s
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; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=COMMON %s
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; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=CI -check-prefix=COMMON %s
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; COMMON-LABEL: {{^}}fdiv_f64:
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; COMMON-DAG: buffer_load_dwordx2 [[NUM:v\[[0-9]+:[0-9]+\]]], off, {{s\[[0-9]+:[0-9]+\]}}, 0
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; COMMON-DAG: buffer_load_dwordx2 [[DEN:v\[[0-9]+:[0-9]+\]]], off, {{s\[[0-9]+:[0-9]+\]}}, 0 offset:8
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; CI-DAG: v_div_scale_f64 [[SCALE0:v\[[0-9]+:[0-9]+\]]], {{s\[[0-9]+:[0-9]+\]}}, [[DEN]], [[DEN]], [[NUM]]
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; CI-DAG: v_div_scale_f64 [[SCALE1:v\[[0-9]+:[0-9]+\]]], vcc, [[NUM]], [[DEN]], [[NUM]]
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; Check for div_scale bug workaround on SI
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; SI-DAG: v_div_scale_f64 [[SCALE0:v\[[0-9]+:[0-9]+\]]], {{s\[[0-9]+:[0-9]+\]}}, [[DEN]], [[DEN]], [[NUM]]
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; SI-DAG: v_div_scale_f64 [[SCALE1:v\[[0-9]+:[0-9]+\]]], {{s\[[0-9]+:[0-9]+\]}}, [[NUM]], [[DEN]], [[NUM]]
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; COMMON-DAG: v_rcp_f64_e32 [[RCP_SCALE0:v\[[0-9]+:[0-9]+\]]], [[SCALE0]]
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; SI-DAG: v_cmp_eq_i32_e32 vcc, {{v[0-9]+}}, {{v[0-9]+}}
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; SI-DAG: v_cmp_eq_i32_e64 [[CMP0:s\[[0-9]+:[0-9]+\]]], {{v[0-9]+}}, {{v[0-9]+}}
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; SI-DAG: s_xor_b64 vcc, [[CMP0]], vcc
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; COMMON-DAG: v_fma_f64 [[FMA0:v\[[0-9]+:[0-9]+\]]], -[[SCALE0]], [[RCP_SCALE0]], 1.0
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; COMMON-DAG: v_fma_f64 [[FMA1:v\[[0-9]+:[0-9]+\]]], [[RCP_SCALE0]], [[FMA0]], [[RCP_SCALE0]]
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; COMMON-DAG: v_fma_f64 [[FMA2:v\[[0-9]+:[0-9]+\]]], -[[SCALE0]], [[FMA1]], 1.0
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; COMMON-DAG: v_fma_f64 [[FMA3:v\[[0-9]+:[0-9]+\]]], [[FMA1]], [[FMA2]], [[FMA1]]
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; COMMON-DAG: v_mul_f64 [[MUL:v\[[0-9]+:[0-9]+\]]], [[SCALE1]], [[FMA3]]
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; COMMON-DAG: v_fma_f64 [[FMA4:v\[[0-9]+:[0-9]+\]]], -[[SCALE0]], [[MUL]], [[SCALE1]]
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; COMMON: v_div_fmas_f64 [[FMAS:v\[[0-9]+:[0-9]+\]]], [[FMA4]], [[FMA3]], [[MUL]]
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; COMMON: v_div_fixup_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[FMAS]], [[DEN]], [[NUM]]
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; COMMON: buffer_store_dwordx2 [[RESULT]]
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; COMMON: s_endpgm
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define void @fdiv_f64(double addrspace(1)* %out, double addrspace(1)* %in) nounwind {
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%gep.1 = getelementptr double, double addrspace(1)* %in, i32 1
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%num = load volatile double, double addrspace(1)* %in
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%den = load volatile double, double addrspace(1)* %gep.1
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%result = fdiv double %num, %den
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store double %result, double addrspace(1)* %out
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ret void
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}
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; COMMON-LABEL: {{^}}fdiv_f64_s_v:
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define void @fdiv_f64_s_v(double addrspace(1)* %out, double addrspace(1)* %in, double %num) nounwind {
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%den = load double, double addrspace(1)* %in
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%result = fdiv double %num, %den
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store double %result, double addrspace(1)* %out
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ret void
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}
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; COMMON-LABEL: {{^}}fdiv_f64_v_s:
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define void @fdiv_f64_v_s(double addrspace(1)* %out, double addrspace(1)* %in, double %den) nounwind {
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%num = load double, double addrspace(1)* %in
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%result = fdiv double %num, %den
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store double %result, double addrspace(1)* %out
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ret void
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}
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; COMMON-LABEL: {{^}}fdiv_f64_s_s:
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define void @fdiv_f64_s_s(double addrspace(1)* %out, double %num, double %den) nounwind {
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%result = fdiv double %num, %den
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store double %result, double addrspace(1)* %out
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ret void
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}
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; COMMON-LABEL: {{^}}v_fdiv_v2f64:
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define void @v_fdiv_v2f64(<2 x double> addrspace(1)* %out, <2 x double> addrspace(1)* %in) nounwind {
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%gep.1 = getelementptr <2 x double>, <2 x double> addrspace(1)* %in, i32 1
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%num = load <2 x double>, <2 x double> addrspace(1)* %in
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%den = load <2 x double>, <2 x double> addrspace(1)* %gep.1
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%result = fdiv <2 x double> %num, %den
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store <2 x double> %result, <2 x double> addrspace(1)* %out
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ret void
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}
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; COMMON-LABEL: {{^}}s_fdiv_v2f64:
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define void @s_fdiv_v2f64(<2 x double> addrspace(1)* %out, <2 x double> %num, <2 x double> %den) {
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%result = fdiv <2 x double> %num, %den
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store <2 x double> %result, <2 x double> addrspace(1)* %out
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ret void
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}
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; COMMON-LABEL: {{^}}v_fdiv_v4f64:
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define void @v_fdiv_v4f64(<4 x double> addrspace(1)* %out, <4 x double> addrspace(1)* %in) nounwind {
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%gep.1 = getelementptr <4 x double>, <4 x double> addrspace(1)* %in, i32 1
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%num = load <4 x double>, <4 x double> addrspace(1)* %in
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%den = load <4 x double>, <4 x double> addrspace(1)* %gep.1
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%result = fdiv <4 x double> %num, %den
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store <4 x double> %result, <4 x double> addrspace(1)* %out
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ret void
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}
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; COMMON-LABEL: {{^}}s_fdiv_v4f64:
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define void @s_fdiv_v4f64(<4 x double> addrspace(1)* %out, <4 x double> %num, <4 x double> %den) {
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%result = fdiv <4 x double> %num, %den
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store <4 x double> %result, <4 x double> addrspace(1)* %out
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ret void
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}
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